Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December is marked by an average high-temperature of a still warm 75.7°F (24.3°C), almost identical to the preceding month. Hanapepe's nocturnal December readings average at a pleasant 72.1°F (22.3°C), showing little variation from the daytime temperatures.Humidity
February through April, June through August, October and December, with an average relative humidity of 75%, are the most humid months in Hanapepe.Rainfall
In Hanapepe, in December, during 14.6 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, in Hanapepe, there are 172.7 rainfall days, and 15.75" (400mm) of precipitation is accumulated.Ocean temperature
In Hanapepe, the average seawater temperature in December is 76.8°F (24.9°C).Note: A swim in 76.8°F (24.9°C) waters can be refreshing, especially when factoring in a person's cold tolerance, sunshine, wind, and the overall temperature. As a point of reference, Olympic swimming events are held in 77°F (25°C) to 82.4°F (28°C) waters.
Daylight
December has the shortest days of the year, with an average of 10h and 48min of daylight.On the first day of December in Hanapepe, sunrise is at 7:01 am and sunset at 5:54 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 6:06 pm HST.
Sunshine
In Hanapepe, the average sunshine in December is 7.5h.UV index
January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Hanapepe, Hawaii. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 during December translates into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Caution! The reflection of sand and water significantly amplifies the Sun's UV radiation.
Frequently asked questions
What is the average December temperature in Hanapepe?
What are the most humid months in Hanapepe?
What is the average humidity in December in Hanapepe?
How much does it rain in Hanapepe in December?
What is the ocean temperature in December in Hanapepe?
What is the month with the shortest days in Hanapepe?
How many hours of daylight does Hanapepe have in December?
When is the sunrise / sunset in December in Hanapepe?
How many hours of sunshine does Hanapepe have in December?
What are the months with the lowest UV index in Hanapepe?
What is the UV index reading in December in Hanapepe?
Average temperature in December
Hanapepe, HI
- Average high temperature in December: 75.7°F
The warmest month (with the highest average high temperature) is August (80.8°F).
The months with the lowest average high temperature are February and March (73.4°F).
- Average low temperature in December: 72.1°F
The month with the highest average low temperature is September (76.3°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).
Average pressure in December
Hanapepe, HI
- Average pressure in December: 30.01"Hg
The months with the highest atmospheric pressure are March and April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).
Average wind speed in December
Hanapepe, HI
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest month (with the lowest average wind speed) is May (8.6mph).
Average humidity in December
Hanapepe, HI
- Average humidity in December: 75%
The months with the highest relative humidity are February, March, April, June, July, August, October and December (75%).
The months with the lowest relative humidity are January, May, September and November (74%).
Average rainfall in December
Hanapepe, HI
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is March (2.2").
The driest month (with the least rainfall) is July (0.63").
Average rainfall days in December
Hanapepe, HI
- Average rainfall days in December: 14.6 days
The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is January (11.5 days).
Average sea temperature in December
Hanapepe, HI
- Average sea temperature in December: 76.8°F
The best month for swimming (with the highest average sea temperature) is September (80.5°F).
The coldest month (with the lowest average sea temperature) is March (75.4°F).
Average daylight in December /
Average sunshine in December
Hanapepe, HI
- Average daylight in December: 10h and 5min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in December: 7h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).
Average sunshine days in December
Hanapepe, HI
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is November (6.7 days).
Average UV index in December
Hanapepe, HI
- Average UV index in December: 6
The months with the highest UV index are July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 6).
Average cloud cover in December
Hanapepe, HI
- Average cloud cover in December: 31
The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are January and September (Cloud cover 28).
Average visibility in December
Hanapepe, HI
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Hanapepe, Hawaii, USA
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